<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>

  <body>
    <form>
      <input
        type="file"
        name="avatar"
        accept="image/*"
        placeholder="请选择头像"
      />
      <button>上传文件</button>
    </form>
    <img src="" alt="" class="avatar" style="width: 500px" />
  </body>
  <script src="./axios.js"></script>
  <script src="./js/index02.js"></script>
  <script>
    // const form = document.querySelector('form')
    // const avatar = document.querySelector('.avatar')
    // form.addEventListener('submit', function (e) {
    //   e.preventDefault()
    //   const fn = new FormData(this)
    //   console.log(fn.get('avatar'))
    //   axios({
    //     url: 'http://ajax-api.itheima.net/api/file',
    //     method: 'POST',
    //     data: fn,
    //   }).then(({ data: res }) => {
    //     console.log(res)
    //     const url = res.data.url
    //     avatar.src = url
    //   })
    // })
  </script>
</html>
